# The ReflectionFunction class

(PHP 5, PHP 7, PHP 8)

## Einführung

The ReflectionFunction class reports information about a function.

## Klassenbeschreibung

class ReflectionFunction extends ReflectionFunctionAbstract {
/* Konstanten */
public const int IS_DEPRECATED;
/* Geerbte Eigenschaften */
public string $name;
/* Methoden */
public __construct(Closure|string `$function`)
public static export(string `$name`, string `$return` = ?): string
public getClosure(): Closure
public invoke(mixed `...$args`): mixed
public invokeArgs(array `$args`): mixed
public isAnonymous(): bool
#[\Deprecated]
public isDisabled(): bool
public __toString(): string
/* Geerbte Methoden */
private ReflectionFunctionAbstract::__clone(): void
public ReflectionFunctionAbstract::getAttributes(?string `$name` = `null`, int `$flags` = 0): array
public ReflectionFunctionAbstract::getClosureCalledClass(): ?ReflectionClass
public ReflectionFunctionAbstract::getClosureScopeClass(): ?ReflectionClass
public ReflectionFunctionAbstract::getClosureThis(): ?object
public ReflectionFunctionAbstract::getClosureUsedVariables(): array
public ReflectionFunctionAbstract::getDocComment(): string|false
public ReflectionFunctionAbstract::getEndLine(): int|false
public ReflectionFunctionAbstract::getExtension(): ?ReflectionExtension
public ReflectionFunctionAbstract::getExtensionName(): string|false
public ReflectionFunctionAbstract::getFileName(): string|false
public ReflectionFunctionAbstract::getName(): string
public ReflectionFunctionAbstract::getNamespaceName(): string
public ReflectionFunctionAbstract::getNumberOfParameters(): int
public ReflectionFunctionAbstract::getNumberOfRequiredParameters(): int
public ReflectionFunctionAbstract::getParameters(): array
public ReflectionFunctionAbstract::getReturnType(): ?ReflectionType
public ReflectionFunctionAbstract::getShortName(): string
public ReflectionFunctionAbstract::getStartLine(): int|false
public ReflectionFunctionAbstract::getStaticVariables(): array
public ReflectionFunctionAbstract::getTentativeReturnType(): ?ReflectionType
public ReflectionFunctionAbstract::hasReturnType(): bool
public ReflectionFunctionAbstract::hasTentativeReturnType(): bool
public ReflectionFunctionAbstract::inNamespace(): bool
public ReflectionFunctionAbstract::isClosure(): bool
public ReflectionFunctionAbstract::isDeprecated(): bool
public ReflectionFunctionAbstract::isGenerator(): bool
public ReflectionFunctionAbstract::isInternal(): bool
public ReflectionFunctionAbstract::isStatic(): bool
public ReflectionFunctionAbstract::isUserDefined(): bool
public ReflectionFunctionAbstract::isVariadic(): bool
public ReflectionFunctionAbstract::returnsReference(): bool
abstract public ReflectionFunctionAbstract::__toString(): void
}

## Vordefinierte Konstanten

## ReflectionFunction Modifiers

`ReflectionFunction::IS_DEPRECATED` int

  Indicates deprecated functions.

## Changelog

Version | Beschreibung
--- | ---
8.4.0 | The class constants are now typed.
8.0.0 | ReflectionFunction::export() was removed.

## Inhaltsverzeichnis

- ReflectionFunction::__construct — Constructs a ReflectionFunction object
- ReflectionFunction::export — Exports function
- ReflectionFunction::getClosure — Returns a dynamically created closure for the function
- ReflectionFunction::invoke — Invokes function
- ReflectionFunction::invokeArgs — Invokes function args
- ReflectionFunction::isAnonymous — Checks if a function is anonymous
- ReflectionFunction::isDisabled — Checks if function is disabled
- ReflectionFunction::__toString — Returns the string representation of the ReflectionFunction object

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